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MEAN LIFE RATIOS

${\tau }_{{\mathit{\Xi }}_b^{-}}$ $/$ ${\tau }_{{\mathit{\Xi }}_b^0}$ mean life ratio

INSPIRE   PDGID:

S069TR2

VALUE DOCUMENT ID TECN  COMMENT $1.083$ $\pm 0.032$ $\pm 0.016$ 1 AAIJ 2014 BJ LHCB $\mathit{p}\mathit{p}$ at 7, 8 TeV 1  Reconstructed in ${\mathit{\Xi }}_b^{-}$ $\to$ ${\mathit{\Xi }}_c^0{\pi }^{-}$, ${\mathit{\Xi }}_c^0$ $\to$ $\mathit{p}{\mathit{K}}^{-}{\mathit{K}}^{-}{\pi }^{+}$ decays. Uses ${\mathit{\Xi }}_b^0$ measurements from AAIJ 2014Z.

References

AAIJ 2014BJ PRL 113 242002 Precision Measurement of the Mass and Lifetime of the ${\mathit{\Xi }}_b^{-}$ Baryon

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